<template>
  <div class="login-container">
    <el-form autoComplete="on" :model="loginForm" :rules="loginRules" ref="loginForm" label-position="left"
             label-width="0px" class="card-box login-form">
      <h3 class="title">vue-element-admin</h3>
      <el-form-item prop="username">
        <span class="svg-container svg-container_login">
          <svg-icon icon-class="user"/>
        </span>
        <el-input name="username" type="text" v-model="loginForm.username" autoComplete="on" placeholder="用户名/电话"/>
      </el-form-item>
      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password"></svg-icon>
        </span>
        <el-input name="password" :type="pwdType" @keyup.enter.native="handleLogin" v-model="loginForm.password"
                  autoComplete="on" placeholder="请输入密码"></el-input>
        <span class="show-pwd" @click="showPwd">
          <svg-icon icon-class="eye"/>
        </span>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" style="width:100%;" :loading="loading" @click.native.prevent="handleLogin">
          登 录
        </el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
import {getToken} from 'api/auth'
import store from 'store'

export default {
  name: 'login',
  data() {
    const validatePass = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('密码不能小于6位'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: '',
        password: ''
      },
      loginRules: {
        username: [
          {required: true, message: '请输入用户名', trigger: 'blur'}
        ],
        password: [{required: true, trigger: 'blur', validator: validatePass}]
      },
      loading: false,
      pwdType: 'password'
    }
  },
  methods: {
    showPwd() {
      if (this.pwdType === 'password') {
        this.pwdType = ''
      } else {
        this.pwdType = 'password'
      }
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          getToken(this.loginForm)
            .then(response => {
              store.dispatch('SetToken', response.access_token).then(() => {
                this.loading = false
                this.$router.push('/')
              })
            })
            .catch(() => {
              this.loading = false
            })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    }
  }
}
</script>

<style lang="stylus">
  $background_color = #2d3a4b
  $dark_gray = #889aa4
  $light_gray = #eee
  .login-container
    position fixed
    height 100%
    width 100%
    background-color $background_color
    input:-webkit-autofill
      -webkit-box-shadow 0 0 0px 1000px #293444 inset !important
      -webkit-text-fill-color #fff !important
    input
      background transparent
      border 0
      -webkit-appearance none
      border-radius 0
      padding 12px 5px 12px 15px
      color $light_gray
      height 47px
    .el-input
      display inline-block
      height 47px
      width 85%
    .tips
      font-size 14px
      color #fff
      margin-bottom 10px
    .svg-container
      padding 6px 5px 6px 15px
      color $dark_gray
      vertical-align middle
      width 30px
      display inline-block
      &_login
        font-size 20px
    .title
      font-size 26px
      font-weight 400
      color $light_gray
      margin 0 auto 40px auto
      text-align center
    .login-form
      position absolute
      left 0
      right 0
      width 400px
      padding 35px 35px 15px 35px
      margin 120px auto
    .el-form-item
      border 1px solid rgba(255, 255, 255, 0.1)
      background rgba(0, 0, 0, 0.1)
      border-radius 5px
      color #454545
    .show-pwd
      position absolute
      right 10px
      top 7px
      font-size 16px
      color $dark_gray
      cursor pointer
      user-select none
    .thirdparty-button
      position absolute
      right 35px
      bottom 28px
</style>
